OTN
Step-up, step-down, network energy integration liquid immersed power transformers
ELECTRICAL DATA & DESIGN FEATURES
Rating Power:
Up to 180 MVA
N° of Phases:
Single, three phase and Scott design
Windings & type of design:
- Standard core type with 3 or 5 limbs
- Autotransformer
- Mobile substation
Cooling:
(K)ONAN - (K)ONAF - (K)OFAF -(K)ODAF (K)OFWF - (K)ODWF - (K)OFAN - (K)ODAN
Frequency:
50, 60, 25, 16 2/3 Hz (fix or variable)
Standards:
Any Standard applicable
Primary Winding:
Single or multi-primary voltage design
Max Working Voltage (Um):
Up to 245 kV
Voltage Regulation:
- No Load Tap Changer (NLTC)
- On Load Tap Changer (OLTC)
Secondary Winding:
Single or multi-secondary windings design
Insulating Level:
Up to L.I. 1050 kV
Winding Conductors:
Cu or Al (according to the transformer size)
Bushing Protection Degree:
Cable boxes, GIS, Oil to Oil, RIP, Composite or
any special bushing execution or coupling,
Plug-in type
Ambient Temperature
(MIN/MAX):
From (minus)-60°C to MAX required design
Altitude of installation:
Up to 4500 m
Installation:
- Arctic areas
- Desert conditions
- Off-Shore/Marine
- Seismic areas
- Heavy duty (Steel & metal process)
- Special environment (Panting process)
- Low noise areas
- Mobile substations
Painting Cycles:
Available Know-how in a wide range of
environment conditions
Tank Execution:
- Cover bolted or welded
- Standard tank or Bell type
- Material and design suitable for any site
requirement
Available Insulating Liquid:
Mineral oil, Silicon fluid, Synthetic or Vegetal
Ester fluid (Bio)
ACCESSORIES ON REQUEST
A wide of state of the art accessories available for:
- Life safety equipments
- Fire detection
- Power quality integration
- Auxiliary boxes
- Life cycle monitoring unit device
- Coupling accessories for plant request
- WI-FI system monitoring
- Any other special needs if applicable
SPECIAL TECHNICAL REMARKS
- Latest design and production technology checked by a fully
equipped test lab and validated by a wide range of special and type
test certification.
- Finite Elements Design is available for special executions and
details engineering, both for electrical and mechanical calculations.
ALL KIND OF DESIGN IMPLEMENTATION AVAILABLE ON REQUEST
(if applicable)
Rev.01 – September 25th, 2014
S.E.A. Società Elettromeccanica Arzignanese S.p.A. - Società con Socio Unico, soggetta a direzione e coordinamento di ESSSE S.p.A.
Sede Centrale, Legale e Amministrativa: Via Leonardo Da Vinci, 14 - 36071 Tezze di Arzignano (VI) - Italia - Partita IVA 01619830241
Casella Postale 50 - Tel. +39 0444 482100 - Fax. +39 0444 482519 - E-mail: info@seatrasformatori.it - PEC: seatrasformatori@pec.it - Website: www.seatrasformatori.it